(No) Obligation
Prohibition
Possibility
Deduction
Spot the mistake
100

Which modal verbs do we use to express obligation? And no obligation?

Must and have to / Don't have to

100

Which modal verb do we use to express prohibition?

Mustn't

100
Which modal verbs express ability and possibility?
can - could
100
Which modal verbs do we use when we aren't sure about something? And when we are sure?
might not - could - might can't - must
100

Carol must finishes her homework for tomorrow.

Carol must finish her homework for tomorrow.

200
You _____ take your password when you travel abroad
must
200

I _____ go alone tonight.

mustn't

200
(+) We _____ get up early on weekends.
can
200
They are on a trip to England. Their house ____ be empty.
must
200

You don't had behave in class yesterday.

You didn't have to behave in class yesterday.

300

She _____ answer all the call phones at work yesterday.

had to

300

Students _____ late to school some years ago. (arrive)

mustn't be

300

(-) You _____ shout in class tomorrow! We are taking an exam.

cannot

300
I ____ go to the cinema this afternoon. I don't know yet.
might / could
300
Do she have to play the guitar at the concert?
Does she have to play the guitar at the concert?
400
Put the words in the correct order: be / I / on / time / must
I must be on time
400
Put the words in the correct order: you / if / mustn't / eighteen / are / drive / under / you
you mustn't drive if you are under eighteen
400
Put the words in the correct order: he / to / uniform / went / could / school / he / choose / when / not / wear / a / to / ?
Could he choose not to wear a uniform when he went to school?
400
Put the words in the correct order: can't / exam / studied / this / a lot! / be / his / he
This can't be his exam. He studied a lot!
400

Parents can't to let their children miss school last week.

Parents couldn't let their children miss school last week.

500

Translate the following sentence: My sister must  work everyday at 8.

Mia sorella deve lavorare ogni giorno alle 8.

500

Translate the following sentence: Students mustn't speak while they are taking an exam

Gli studenti non devono parlare mentre fanno l'esame.

500

Translate the following sentence: Children couldn't study Catalan at school in the past.

I bambini non potevano studiare Catalano a scuola in passato.

500

Translate the following sentence: They can't be at university. I've seen them at the supermarket.

Non possono essere all'università. Li ho visti al supermercato.

500
Do doctors might help people if they need it? Yes, they do
Might doctors help people if they need it? Yes, they might.
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